Re: [PATCH v3] mfd: syscon: Add hardware spinlock support

2017-11-29 Thread Baolin Wang
Hi Arnd, On 29 November 2017 at 18:07, Arnd Bergmann wrote: > On Mon, Nov 20, 2017 at 7:54 AM, Baolin Wang wrote: >> Some system control registers need hardware spinlock to synchronize >> between the multiple subsystems, so we should add hardware spinlock >> support for syscon. >> > >> @@ -87,6

Re: [PATCH v3] mfd: syscon: Add hardware spinlock support

2017-11-29 Thread Arnd Bergmann
On Mon, Nov 20, 2017 at 7:54 AM, Baolin Wang wrote: > Some system control registers need hardware spinlock to synchronize > between the multiple subsystems, so we should add hardware spinlock > support for syscon. > > @@ -87,6 +88,12 @@ static struct syscon *of_syscon_register(struct > device_no

[PATCH v3] mfd: syscon: Add hardware spinlock support

2017-11-19 Thread Baolin Wang
Some system control registers need hardware spinlock to synchronize between the multiple subsystems, so we should add hardware spinlock support for syscon. Signed-off-by: Baolin Wang Acked-by: Rob Herring --- Changes since v2: - Add acked tag from Rob. Changes since v1: - Remove timeout confi